React Jobs in the South East

276 to 300 of 789 React Jobs in the South East

Software Engineer - New Launch Hedge Fund

london, south east england, united kingdom
Radley James
leveraging efficient data manipulation and visualisation techniques. Qualifications: 1–7 years of professional software engineering experience. Strong academic background from a leading university. Deep experience with modern JavaScript frameworks (React preferred), TypeScript, and data visualisation tools. Proficiency in Python and familiarity with data workflows and backend frameworks (FastAPI/Flask). No sponsorship available – candidates must have the right to More ❯
Posted:

Software Engineer - New Launch Hedge Fund

slough, south east england, united kingdom
Radley James
leveraging efficient data manipulation and visualisation techniques. Qualifications: 1–7 years of professional software engineering experience. Strong academic background from a leading university. Deep experience with modern JavaScript frameworks (React preferred), TypeScript, and data visualisation tools. Proficiency in Python and familiarity with data workflows and backend frameworks (FastAPI/Flask). No sponsorship available – candidates must have the right to More ❯
Posted:

Software Engineer - New Launch Hedge Fund

london (city of london), south east england, united kingdom
Radley James
leveraging efficient data manipulation and visualisation techniques. Qualifications: 1–7 years of professional software engineering experience. Strong academic background from a leading university. Deep experience with modern JavaScript frameworks (React preferred), TypeScript, and data visualisation tools. Proficiency in Python and familiarity with data workflows and backend frameworks (FastAPI/Flask). No sponsorship available – candidates must have the right to More ❯
Posted:

Junior Java Software Engineer

london, south east england, united kingdom
Hybrid / WFH Options
Quant Capital
haven’t been siloed in a big firm then don’t worry. Additional exposure to the following is desired : - Tech Stack you will learn Hadoop and Flink RUST, Javascript, React, Redux, Flow Linux, Jenkins Kafka, Avro, Kubernetes, Puppet Involvement in the Java community My client is based London. Home work is encouraged but you will need to be able to More ❯
Posted:

Junior Java Software Engineer

slough, south east england, united kingdom
Hybrid / WFH Options
Quant Capital
haven’t been siloed in a big firm then don’t worry. Additional exposure to the following is desired : - Tech Stack you will learn Hadoop and Flink RUST, Javascript, React, Redux, Flow Linux, Jenkins Kafka, Avro, Kubernetes, Puppet Involvement in the Java community My client is based London. Home work is encouraged but you will need to be able to More ❯
Posted:

Senior Software Engineer

london, south east england, united kingdom
Tech Talent Partners
needed here. The tech: You will be competent in the following technical areas: -Python (incl. FastAPI and/or Django) and other backend languages (Rust, Ruby, Go etc.) -Frontend (React, Typescript) -APIs (design, development and standards) -Database (design, performance optimisation and for scale) -Infrastructure (CI/CD pipelines, cloud) The company requires you to work in their office 3-days More ❯
Posted:

Senior Software Engineer

slough, south east england, united kingdom
Tech Talent Partners
needed here. The tech: You will be competent in the following technical areas: -Python (incl. FastAPI and/or Django) and other backend languages (Rust, Ruby, Go etc.) -Frontend (React, Typescript) -APIs (design, development and standards) -Database (design, performance optimisation and for scale) -Infrastructure (CI/CD pipelines, cloud) The company requires you to work in their office 3-days More ❯
Posted:

Senior Software Engineer

london (city of london), south east england, united kingdom
Tech Talent Partners
needed here. The tech: You will be competent in the following technical areas: -Python (incl. FastAPI and/or Django) and other backend languages (Rust, Ruby, Go etc.) -Frontend (React, Typescript) -APIs (design, development and standards) -Database (design, performance optimisation and for scale) -Infrastructure (CI/CD pipelines, cloud) The company requires you to work in their office 3-days More ❯
Posted:

Mid-Level Java Software Engineer

london, south east england, united kingdom
Hybrid / WFH Options
Quant Capital
haven’t been siloed in a big firm then don’t worry. Additional exposure to the following is desired : - Tech Stack you will learn Hadoop and Flink RUST, Javascript, React, Redux, Flow Linux, Jenkins Kafka, Avro, Kubernetes, Puppet Involvement in the Java community My client is based London. Home work is encouraged but you will need to be able to More ❯
Posted:

Mid-Level Java Software Engineer

slough, south east england, united kingdom
Hybrid / WFH Options
Quant Capital
haven’t been siloed in a big firm then don’t worry. Additional exposure to the following is desired : - Tech Stack you will learn Hadoop and Flink RUST, Javascript, React, Redux, Flow Linux, Jenkins Kafka, Avro, Kubernetes, Puppet Involvement in the Java community My client is based London. Home work is encouraged but you will need to be able to More ❯
Posted:

Frontend Developer

london, south east england, united kingdom
Investigo
Contribute to frontend architecture decisions and help define technical best practices for the team. Optimise performance and ensure applications are reliable, maintainable, and efficient. Skills & Experience Strong experience with React and TypeScript Experience working with component libraries (e.g. Storybook, Material UI, Chakra UI, or similar). Familiarity with frontend state management tools and data-fetching frameworks. Exposure to backend or More ❯
Posted:

Frontend Developer

london (city of london), south east england, united kingdom
Investigo
Contribute to frontend architecture decisions and help define technical best practices for the team. Optimise performance and ensure applications are reliable, maintainable, and efficient. Skills & Experience Strong experience with React and TypeScript Experience working with component libraries (e.g. Storybook, Material UI, Chakra UI, or similar). Familiarity with frontend state management tools and data-fetching frameworks. Exposure to backend or More ❯
Posted:

Frontend Developer

slough, south east england, united kingdom
Investigo
Contribute to frontend architecture decisions and help define technical best practices for the team. Optimise performance and ensure applications are reliable, maintainable, and efficient. Skills & Experience Strong experience with React and TypeScript Experience working with component libraries (e.g. Storybook, Material UI, Chakra UI, or similar). Familiarity with frontend state management tools and data-fetching frameworks. Exposure to backend or More ❯
Posted:

Senior Software Engineer

Berkshire, United Kingdom
Matchtech
/kernel/driver development, or C/C++. Knowledge of software development processes, Object-Oriented Design, Design Patterns, and software testing. Desirable: Languages: Python, JavaScript/node.js/react.js, Rust Knowledge of communications protocols (e.g., TCP/IP) Experience with version control, CI/CD, and automated test frameworks Familiarity with defensive coding standards (e.g., MISRA) Experience with DOORS More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Full Stack Engineer

london, south east england, united kingdom
Futureheads Recruitment | B Corp™
support conservation and sustainability. What They’re Looking For: 5+ years of backend experience with Go, including API design, microservices, and database systems like PostgreSQL. Solid frontend skills with React/Next.js, TypeScript. Experience building scalable, reliable SaaS products that are cleanly architected and maintainable. Strong knowledge of AWS, CI/CD pipelines, containerisation, and DevOps best practices. A thoughtful More ❯
Posted:

Senior Full Stack Engineer

london (city of london), south east england, united kingdom
Futureheads Recruitment | B Corp™
support conservation and sustainability. What They’re Looking For: 5+ years of backend experience with Go, including API design, microservices, and database systems like PostgreSQL. Solid frontend skills with React/Next.js, TypeScript. Experience building scalable, reliable SaaS products that are cleanly architected and maintainable. Strong knowledge of AWS, CI/CD pipelines, containerisation, and DevOps best practices. A thoughtful More ❯
Posted:

Senior Full Stack Engineer

slough, south east england, united kingdom
Futureheads Recruitment | B Corp™
support conservation and sustainability. What They’re Looking For: 5+ years of backend experience with Go, including API design, microservices, and database systems like PostgreSQL. Solid frontend skills with React/Next.js, TypeScript. Experience building scalable, reliable SaaS products that are cleanly architected and maintainable. Strong knowledge of AWS, CI/CD pipelines, containerisation, and DevOps best practices. A thoughtful More ❯
Posted:

Principal JavaScript Performance Engineer (with C++ / Java / C# exposure) - London

london, south east england, united kingdom
Hybrid / WFH Options
techstack Recruitment
Mastery of vanilla JavaScript and TypeScript , with additional exposure to C++, Java, or C# . Strong knowledge of data structures, algorithms, and performance optimisation . Experience with frameworks like React, Angular, or Vue , and a deep understanding of DOM internals and rendering pipelines . A systems-level mindset : diagnosing bottlenecks, eliminating memory leaks, optimising rendering and throughput. Passion for building More ❯
Posted:

Principal JavaScript Performance Engineer (with C++ / Java / C# exposure) - London

london (city of london), south east england, united kingdom
Hybrid / WFH Options
techstack Recruitment
Mastery of vanilla JavaScript and TypeScript , with additional exposure to C++, Java, or C# . Strong knowledge of data structures, algorithms, and performance optimisation . Experience with frameworks like React, Angular, or Vue , and a deep understanding of DOM internals and rendering pipelines . A systems-level mindset : diagnosing bottlenecks, eliminating memory leaks, optimising rendering and throughput. Passion for building More ❯
Posted:

Principal JavaScript Performance Engineer (with C++ / Java / C# exposure) - London

slough, south east england, united kingdom
Hybrid / WFH Options
techstack Recruitment
Mastery of vanilla JavaScript and TypeScript , with additional exposure to C++, Java, or C# . Strong knowledge of data structures, algorithms, and performance optimisation . Experience with frameworks like React, Angular, or Vue , and a deep understanding of DOM internals and rendering pipelines . A systems-level mindset : diagnosing bottlenecks, eliminating memory leaks, optimising rendering and throughput. Passion for building More ❯
Posted:

Physical Scientist

Southampton, UK
Hybrid / WFH Options
DataAnnotation
AI models. Qualifications: Fluency in English (native or bilingual level). Proficiency in at least one of the following programming languages or frameworks: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Kotlin, or Swift. Excellent writing and grammar skills. A bachelor's degree (completed or in progress). Previous experience as a Software Developer, Coder, Software Engineer, or Programmer More ❯
Employment Type: Full-time
Posted:

Physical Scientist

Winchester, Hampshire, UK
Hybrid / WFH Options
DataAnnotation
AI models. Qualifications: Fluency in English (native or bilingual level). Proficiency in at least one of the following programming languages or frameworks: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Kotlin, or Swift. Excellent writing and grammar skills. A bachelor's degree (completed or in progress). Previous experience as a Software Developer, Coder, Software Engineer, or Programmer More ❯
Employment Type: Full-time
Posted:

Physical Scientist

Canterbury, Kent, UK
Hybrid / WFH Options
DataAnnotation
AI models. Qualifications: Fluency in English (native or bilingual level). Proficiency in at least one of the following programming languages or frameworks: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Kotlin, or Swift. Excellent writing and grammar skills. A bachelor's degree (completed or in progress). Previous experience as a Software Developer, Coder, Software Engineer, or Programmer More ❯
Employment Type: Full-time
Posted:

Physical Scientist

Chichester, West Sussex, UK
Hybrid / WFH Options
DataAnnotation
AI models. Qualifications: Fluency in English (native or bilingual level). Proficiency in at least one of the following programming languages or frameworks: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Kotlin, or Swift. Excellent writing and grammar skills. A bachelor's degree (completed or in progress). Previous experience as a Software Developer, Coder, Software Engineer, or Programmer More ❯
Employment Type: Full-time
Posted:

Physical Scientist

Brighton, East Sussex, UK
Hybrid / WFH Options
DataAnnotation
AI models. Qualifications: Fluency in English (native or bilingual level). Proficiency in at least one of the following programming languages or frameworks: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, Kotlin, or Swift. Excellent writing and grammar skills. A bachelor's degree (completed or in progress). Previous experience as a Software Developer, Coder, Software Engineer, or Programmer More ❯
Employment Type: Full-time
Posted:
React
the South East
10th Percentile
£36,375
25th Percentile
£48,750
Median
£60,000
75th Percentile
£72,500
90th Percentile
£82,500